David in Normandy wrote:

Cabbage white butterflies have found my brassicas hidden amongst the
marigolds and they are heaving with caterpillars. Are there any natural
remedies

Are there forms of BT (Bacillus Thurigensis) available there? One trade
name in the U.S. is "Thuricide;" I don't know the British equivalents. It's
a biological control that kills cabbage worm caterpillars and a few
relatives.


--
Gary Woods AKA K2AHC- PGP key on request, or at home.earthlink.net/~garygarlic
Zone 5/4 in upstate New York, 1420' elevation. NY WO G